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1. Open the left-hand door.
2. Unscrew the housing.
3. Remove the oil separator element and the sealing ring.
4. Clean the contact surfaces of enclosure and cover with a lint-free cloth and remove any adher‐
ing oil and grease residue.
5. Insert a new oil separator element and new sealing ring.
6. Manually screw the cover on.
7. Turn on the «battery disconnect switch».
8. Close the door.
Dispose of the old oil separator element, sealing ring and contaminated resources according
to applicable environment protection regulations.
10.5 Servicing the components of the emission after-treatment system
➤ Perform maintenance tasks according to the schedule in chapter 10.3.4.1.
Check the housing of the diesel particulate filter:
➤ Check the housing of the diesel particulate filter for proper seating and damage.
The housing is damaged: Please contact KAESER SERVICE.
Check flange connection between exhaust manifold and diesel particulate filter:
➤ Check flange connection between exhaust manifold and diesel particulate filter; if required,
tighten the screw connection.
The flange connection is damaged: Contact KAESER SERVICE or KUBOTA.
10.6 Compressor Maintenance
➤ Perform maintenance tasks according to the schedule in chapter 10.3.4.1.
10.6.1 Check the cooling oil level
The oil level is checked at the oil separator tank filling port. Oil must be visible in the port when the
filler plug is removed.
Material Wrench
Cleaning cloths
Precondition The machine is shut down.
The machine is standing level.
The machine is fully vented, the pressure gauge reads 0 psig.
All compressed air consumers are disconnected and the air outlet valves are open.
10 Maintenance
10.5 Servicing the components of the emission after-treatment system
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Operator Manual Portable Rotary Screw Compressor
MOBILAIR M82 SIGMA CONTROL SMART
No.: 901783 08 USE